SANYO LB1662M, LB1662D Datasheet
DC Fan Motor Drivers
Overview
The LB1662D, 1662M are 2-phase brushless motor drivers
operated from 5 V power supply. Motor Lock protection and
automatic return can be provided with a minimum number of
external parts.
Features and Functions
.
Designed to be operated from 5 V power supply, making
stable operation possible at a reduced voltage.
.
Direct connection to a Hall element possible.
.
Built-in output transistors with output current 1.5 A
.
Built-in rotation detect function (Drive mode: ‘‘L’’, Stop
mode: ‘‘H’’)
.
Built-in motor lock protector and automatic return function
.
With radio noise reduction pin
Package Dimensions
unit : mm
3098B-DIP10S
[LB1662D]
SANYO : DIP10S
unit : mm
3097-MFP16FS
[LB1662M]
SANYO : MFP16FS
Ordering number: EN3416A
Monolithic Digital IC
LB1662D, 1662M
SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquarters
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110 JAPAN
O1596HA(II)/7190TA(GTPS) No.3416-1/6
Specifications
Absolute Maximum Ratings atTa=25°C
Parameter Symbol Conditions Ratings Unit
Maximum supply voltage V
IN
max 7V
Output voltage V
OUT
–0.3 to +85 V
Output current I
OUT
1.5 A
RD flow-in current I
RD
10 mA
RD voltage V
RD
50 V
Allowable power dissipation Pd max LB1662D 1.2 W
LB1662M (Independent IC) 0.9 W
LB1662M with Specified board* 1.2 W
Operating temperature Topr –40 to +80
°
C
Storage temperature Tstg –55 to +125
°
C
* Specified board (20 × 30 × 1.5 mm3glass epoxy resin)
Allowable Operating Ranges atTa=25°C
Parameter Symbol Conditions Ratings Unit
Supply voltage range V
IN
3.8 to 6.0 V
Common-mode input voltage range V
ICM
0toVIN–1.5 V
Electrical Characteristics atTa=25°C, VIN= 4.3 V
Parameter Symbol
Conditions
min typ max Unit
Output withstand voltage 1 V
OR
80 V
Output withstand voltage 2 V
O(SUS)IO
= 0.1 65 V
Output saturation voltage V
O
sat 1 IO= 0.5 A 0.95 1.2 V
V
O
sat 2 IO= 1.0 A 1.15 1.5 V
V
O
sat 3 IO= 1.5 A, VIN= 4.8 V 1.4 2.0 V
V
IN
flow-in range I
IN
1.4 2.5 3.7 mA
Amp input offset voltage V
OFF
–7 0 7.0 mV
Amp input bias current I
BA
–250 nA
RD output saturation voltage V
RD
(sat) IRD= 5 mA 0.1 0.2 V
C flow-out current I
C
1 1.5 2.8 4.1 µA
C discharge current I
C
2 0.21 0.38 0.61 µA
Comparator input threshold voltage V
TH
1 0.67 0.7V
IN
0.73 V
V
TH
2 0.34 0.38V
IN
0.42 V
LB1662D, 1662M
No.3416-2/6
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